"Toxicity testing is used to assess the safety or hazards presented by substances such as industrial chemicals, consumer products, and pharmaceuticals. At present, many methods involve laboratory animals. Alternative procedures, some involving human cell-based technologies, are now being developed which reduce, refine, or replace animal usage and minimize the pain and distress caused. These new tests must protect public health and the en ..."
Lonely Planet Cape Town(3rd Edition) (Lonely Planet Cape Town & the Garden Route) by Simon Richmond, Jon Murray Paperback, 208 Pages, Published 2002 by Lonely Planet ISBN-13: 978-0-86442-759-5, ISBN: 0-86442-759-X